Lyon, Iowa, United States [County]; population was 11,952 in 1990; housing units was 4,561 in 1990; location is 43°22'N 96°13'W; land area is 587.55 square miles (376,034 acres); water area is 0.13 square miles (86 acres); FIPS code is 119 [SourceCBP]

Lyon, Kansas, United States [County]; population was 34,732 in 1990; housing units was 14,346 in 1990; location is 38°28'N 96°9'W; land area is 851.00 square miles (544,637 acres); water area is 4.22 square miles (2,699 acres); FIPS code is 111 [SourceCBP]

Lyon, Kentucky, United States [County]; population was 6,624 in 1990; housing units was 3,460 in 1990; location is 37°1'N 88°5'W; land area is 215.75 square miles (138,082 acres); water area is 40.72 square miles (26,059 acres); FIPS code is 143 [SourceCBP]

Lyon, Minnesota, United States [County]; population was 24,789 in 1990; housing units was 9,675 in 1990; location is 44°25'N 95°50'W; land area is 714.25 square miles (457,121 acres); water area is 7.24 square miles (4,636 acres); FIPS code is 83 [SourceCBP]

Lyon, Nevada, United States [County]; population was 20,001 in 1990; housing units was 8,722 in 1990; location is 39°1'N 119°12'W; land area is 1,993.79 square miles (1,276,024 acres); water area is 22.71 square miles (14,533 acres); FIPS code is 19 [SourceCBP]